Home / 10,350,848,677.60-15,515,691,435.60-5,102,384,600.80

Finding the Fourth Proportional to 10,350,848,677.60, 15,515,691,435.60 and 5,102,384,600.80

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Solution

The fourth proportional to 10,350,848,677.60, 15,515,691,435.60 and 5,102,384,600.80 is: 7,648,360,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350,848,677.60 : 15,515,691,435.60 = 5,102,384,600.80 : x
  2. Step 2: Convert to fraction form
    10,350,848,677.60/15,515,691,435.60 = 5,102,384,600.80/x
  3. Step 3: Cross multiply
    10,350,848,677.60x = 15,515,691,435.60 × 5,102,384,600.80
  4. Step 4: Simplify right side
    10,350,848,677.60x = 79,167,025,051,769,896,960
  5. Step 5: Solve for x
    x = 79,167,025,051,769,896,960/10,350,848,677.60
  6. Step 6: Final answer
    x = 7,648,360,778.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.